68059

Properties

Appears in sequences

• Primes from merging of 5 successive digits in decimal expansion of exp(Pi).at n=17A105010
• Primes of the form n^3 - T(n) - 1 where T(n) is the n-th triangular number.at n=10A229960
• Primes p such that 2*p + 43 is a square.at n=20A269787
• Numbers k such that (62*10^k - 197)/9 is prime.at n=21A294379
• Cyclops primes that become a cube when the middle "0" is removed.at n=0A330414
• Number of fixed triangular polyominoes with 2n cells of the regular tiling with Schläfli symbol {3,6} that have a common axis of symmetry coincident with cell edges.at n=12A364485
• Prime numbersat n=6778